Home / 7,216,604.69-9,958,913.91-4,315,995.50

Finding the Fourth Proportional to 7,216,604.69, 9,958,913.91 and 4,315,995.50

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Solution

The fourth proportional to 7,216,604.69, 9,958,913.91 and 4,315,995.50 is: 5,956,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,604.69 : 9,958,913.91 = 4,315,995.50 : x
  2. Step 2: Convert to fraction form
    7,216,604.69/9,958,913.91 = 4,315,995.50/x
  3. Step 3: Cross multiply
    7,216,604.69x = 9,958,913.91 × 4,315,995.50
  4. Step 4: Simplify right side
    7,216,604.69x = 42,982,627,645,344.70
  5. Step 5: Solve for x
    x = 42,982,627,645,344.70/7,216,604.69
  6. Step 6: Final answer
    x = 5,956,073.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.